Key Responsibilities
- Perform preventive and corrective maintenance on power substations, transformers, and medium/low voltage panels.
- Design and interpret electrical schematics, single-line diagrams, and industrial installation layouts.
- Parameterize, test, and commission frequency inverters, soft starters, and protection relays.
- Perform measurements of electrical quantities, grounding systems, and power quality using specialized instrumentation.
- Coordinate field execution teams strictly adhering to electrical safety standards and regulations.
Requirements & Skills
Day in the Life
An Electrotechnical Technician's daily routine is dynamic and demands extreme attention to detail. The day typically begins with daily safety meetings (DDS) and task alignment. On the field, the technician balances planned preventive maintenance on critical assets such as transformers and generators with rapid troubleshooting of unexpected faults in control and distribution panels. Time is also allocated for technical documentation, including updating electrical schematics in AutoCAD, filing compliance reports, and planning spare parts procurement. Safety is an ongoing priority, requiring strict adherence to PPE and EPC protocols at every step.
Career Path
Top Tools
Frequently Asked Questions
What is the difference between an Electronics Technician and an Electrotechnical Technician?
While an Electronics Technician focuses on low-power circuits, microcontrollers, and control signals, an Electrotechnical Technician works in heavy power, dealing with medium and high voltage systems, power generation, transmission, industrial motors, and large-scale power infrastructure.
What are the key technical and safety standards regulating this professional's work?
The key regulations include electrical safety standards such as NR-10 in Brazil, NOM-029 in Mexico, or NFPA 70E globally, alongside technical installation codes for low and medium voltage such as NBR 5410, NOM-001-SEDE, or regional IEC standards.